|
|
The process of obtaining organic sludge generated methane and water as
byproducts which are treated by earthworms for soil incorporation. The
nitrogen obtained from the reactor water is incorporated back into the
cactus plantations as fertilizer injected back into the modern irrigation
system.
Table 1
Pollutant emissions per unit of energy
|
FUEL |
Material particulate (mg/MJ) |
SULPHUR
OXIDES
(MG /
DD) |
OXIDES
OF NITROGEN
(/MJ
MG) |
|
Natural
gas |
2,4 |
0,3 |
69,0 |
|
Oil 2
|
6,6 |
330,0 |
65,5 |
|
Petrolo
5 |
65,2 |
699,6 |
82,0 |
|
Wood |
2580,0 |
86,0 |
8,6 |
|
Biogas
nopal cladodios fermentation |
0,0 |
0,0 |
0,0 |
Source:
Carvajal, 1998
|
|
